Gerry Adams has aborted in his bid to have convictions for attempting to escape prison overturned.
The former Sinn Féin president was incarcerated at the Maze prison in the 1970s.
He was among hundreds of people held without check during the early years of Northern Ireland’s Troubles.
On Christmas Eve 1973, he was middle four detainees stopped by wardens while allegedly trying to cut their way as a consequence the perimeter fencing.
All four made it through the wire and had been victualed with clothing and money in a «well planned» escape bid when they were curbed.
Mr Adams tried to escape again in July 1974 by switching with a abducted visitor who bore a «striking resemblance» to him, the court heard.
A man was taken from a bus abandon in west Belfast to a house on the Falls Road where his hair was dyed and other change-overs were made to his appearance.
He was then driven to the prison where an undertake was made to substitute the man in place of Mr Adams.
Mr Adams was arrested in the staff car parking-lot and was subsequently sentenced to 18 months in jail for attempting to escape.
‘Envoy extraordinary was appropriate person’
Mr Adams began his legal bid to overturn the two convictions in July 2017.
Member of the bars acting for Mr Adams in the Court of Appeal in Belfast had argued that the wonky for his internment was legally flawed.
Their bid to overturn the convictions was based on oversight papers recovered from the National Archives in London.
They utter that a junior minister had signed the necessary document in 1975, when it should take been the Northern Ireland secretary.
However, counsel for the Public Prosecution Air force argued that a long-established legal doctrine allowed other ministerial computes to lawfully authorise Mr Adams’ internment.
The appeal with Lord Chief Judiciousness Sir Declan Morgan, Sir Reg Weir and Sir Ronald Weatherup.
Sir Robert said: «We are provide for that the decision to make the ICO (Interim Custody Order) could possess been made by an appropriate person on behalf of the secretary of state.
«We are reassured that the minister was an appropriate person.»
He added: «This court has been assured as to the validity of the ICO made by the minister on behalf of the secretary of state.»